EP4382487A4 - Positive electrode active material, method for preparing same, positive electrode including same, and lithium secondary battery - Google Patents
Positive electrode active material, method for preparing same, positive electrode including same, and lithium secondary batteryInfo
- Publication number
- EP4382487A4 EP4382487A4 EP22867737.3A EP22867737A EP4382487A4 EP 4382487 A4 EP4382487 A4 EP 4382487A4 EP 22867737 A EP22867737 A EP 22867737A EP 4382487 A4 EP4382487 A4 EP 4382487A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- positive electrode
- same
- active material
- secondary battery
- lithium secondary
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G53/00—Compounds of nickel
- C01G53/40—Complex oxides containing nickel and at least one other metal element
- C01G53/42—Complex oxides containing nickel and at least one other metal element containing alkali metals, e.g. LiNiO2
- C01G53/44—Complex oxides containing nickel and at least one other metal element containing alkali metals, e.g. LiNiO2 containing manganese
- C01G53/50—Complex oxides containing nickel and at least one other metal element containing alkali metals, e.g. LiNiO2 containing manganese of the type (MnO2)n-, e.g. Li(NixMn1-x)O2 or Li(MyNixMn1-x-y)O2
- C01G53/502—Complex oxides containing nickel and at least one other metal element containing alkali metals, e.g. LiNiO2 containing manganese of the type (MnO2)n-, e.g. Li(NixMn1-x)O2 or Li(MyNixMn1-x-y)O2 containing lithium and cobalt
- C01G53/504—Complex oxides containing nickel and at least one other metal element containing alkali metals, e.g. LiNiO2 containing manganese of the type (MnO2)n-, e.g. Li(NixMn1-x)O2 or Li(MyNixMn1-x-y)O2 containing lithium and cobalt with the molar ratio of nickel with respect to all the metals other than alkali metals higher than or equal to 0.5, e.g. Li(MzNixCoyMn1-x-y-z)O2 with x ≥ 0.5
- C01G53/506—Complex oxides containing nickel and at least one other metal element containing alkali metals, e.g. LiNiO2 containing manganese of the type (MnO2)n-, e.g. Li(NixMn1-x)O2 or Li(MyNixMn1-x-y)O2 containing lithium and cobalt with the molar ratio of nickel with respect to all the metals other than alkali metals higher than or equal to 0.5, e.g. Li(MzNixCoyMn1-x-y-z)O2 with x ≥ 0.5 with the molar ratio of nickel with respect to all the metals other than alkali metals higher than or equal to 0.8, e.g. Li(MzNixCoyMn1-x-y-z)O2 with x ≥ 0.8
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G53/00—Compounds of nickel
- C01G53/40—Complex oxides containing nickel and at least one other metal element
- C01G53/42—Complex oxides containing nickel and at least one other metal element containing alkali metals, e.g. LiNiO2
- C01G53/44—Complex oxides containing nickel and at least one other metal element containing alkali metals, e.g. LiNiO2 containing manganese
- C01G53/50—Complex oxides containing nickel and at least one other metal element containing alkali metals, e.g. LiNiO2 containing manganese of the type (MnO2)n-, e.g. Li(NixMn1-x)O2 or Li(MyNixMn1-x-y)O2
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G53/00—Compounds of nickel
- C01G53/80—Compounds containing nickel, with or without oxygen or hydrogen, and containing one or more other elements
- C01G53/82—Compounds containing nickel, with or without oxygen or hydrogen, and containing two or more other elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/50—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese
- H01M4/505—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
- H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/50—Solid solutions
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/60—Compounds characterised by their crystallite size
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/01—Particle morphology depicted by an image
- C01P2004/03—Particle morphology depicted by an image obtained by SEM
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/01—Particle morphology depicted by an image
- C01P2004/04—Particle morphology depicted by an image obtained by TEM, STEM, STM or AFM
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/50—Agglomerated particles
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/40—Electric properties
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M2004/021—Physical characteristics, e.g. porosity, surface area
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
- H01M2004/028—Positive electrodes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20210121308 | 2021-09-10 | ||
| KR20210186563 | 2021-12-23 | ||
| PCT/KR2022/013553 WO2023038469A1 (en) | 2021-09-10 | 2022-09-08 | Positive electrode active material, method for preparing same, positive electrode including same, and lithium secondary battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP4382487A1 EP4382487A1 (en) | 2024-06-12 |
| EP4382487A4 true EP4382487A4 (en) | 2025-04-30 |
Family
ID=85478553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP22867737.3A Pending EP4382487A4 (en) | 2021-09-10 | 2022-09-08 | Positive electrode active material, method for preparing same, positive electrode including same, and lithium secondary battery |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20230083736A1 (en) |
| EP (1) | EP4382487A4 (en) |
| JP (1) | JP7754577B2 (en) |
| KR (1) | KR20230038123A (en) |
| WO (1) | WO2023038469A1 (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102803128B1 (en) * | 2023-04-28 | 2025-05-02 | (주)포스코퓨처엠 | Manufacturing method for cathode active material, cathode active material and lithium ion battery manufactured using the same |
| EP4734180A1 (en) * | 2023-07-26 | 2026-04-29 | LG Chem, Ltd. | Cathode active material, cathode comprising same, and lithium secondary battery |
| KR102861806B1 (en) * | 2023-08-11 | 2025-09-18 | 주식회사 엘지에너지솔루션 | Positive electrode active material, methode for manufacturing the same, positive electrode and lithium secondary battery comprising the same |
| KR102847785B1 (en) * | 2023-09-15 | 2025-08-19 | 주식회사 엘지에너지솔루션 | Positive electrode active material and preparing method thereof |
| CN121794797A (en) * | 2023-09-15 | 2026-04-03 | 株式会社Lg新能源 | Mixed positive electrode material and preparation method thereof |
| WO2025058415A1 (en) * | 2023-09-15 | 2025-03-20 | 주식회사 엘지에너지솔루션 | Positive electrode active material and method for preparing same |
| CN117239275A (en) * | 2023-11-01 | 2023-12-15 | 昆明理工大学 | A method to achieve single crystal regeneration of waste cathode materials using vacuum cracking method |
| KR20250158888A (en) * | 2024-04-30 | 2025-11-07 | (주)포스코퓨처엠 | Cathode active material for lithium secondary battery, and lithium secondary batterty comprising same |
| WO2026084305A1 (en) * | 2024-10-17 | 2026-04-23 | 포스코홀딩스 주식회사 | Positive electrode active material for lithium secondary battery, and preparing method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10637056B2 (en) * | 2016-07-04 | 2020-04-28 | Lg Chem, Ltd. | Method of preparing positive electrode active material for secondary battery and positive electrode active material for secondary battery prepared thereby |
| WO2020171366A1 (en) * | 2019-02-18 | 2020-08-27 | 주식회사 에스엠랩 | Cathode active material, method for manufacturing same, and lithium secondary battery comprising cathode including same |
| CN112479267A (en) * | 2020-11-27 | 2021-03-12 | 广东邦普循环科技有限公司 | Ternary cathode material and preparation method and application thereof |
| US20210167366A1 (en) * | 2019-12-02 | 2021-06-03 | Contemporary Amperex Technology Co., Limited | Positive electrode sheet for secondary battery, secondary battery, battery module, battery pack, and apparatus |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010101395A2 (en) * | 2009-03-03 | 2010-09-10 | 주식회사 엘지화학 | Lithium secondary battery containing high energy density positive electrode materials and an organic/inorganic composite microporous separator membrane |
| CN108137347B (en) * | 2015-10-09 | 2020-07-28 | 住友金属矿山株式会社 | Lithium-nickel-containing composite oxide, method for producing same, and nonaqueous electrolyte secondary battery |
| KR20180027261A (en) * | 2016-09-06 | 2018-03-14 | 삼성에스디아이 주식회사 | Positive active material for rechargeable lithium battery, method of preparing the same and rechargeable lithium battery including the same |
| KR102462060B1 (en) * | 2016-11-08 | 2022-11-01 | 혼다 기켄 고교 가부시키가이샤 | Electrode for nonaqueous electrolyte secondary batteries, and nonaqueous electrolyte secondary battery provided with same |
| CN110300780A (en) | 2017-03-06 | 2019-10-01 | 迪睿合株式会社 | Resin composition, method for producing resin composition, and structure |
| KR102174720B1 (en) * | 2017-11-23 | 2020-11-05 | 주식회사 에코프로비엠 | Lithium metal complex oxide and manufacturing method of the same |
| KR102288291B1 (en) | 2018-04-12 | 2021-08-10 | 주식회사 엘지화학 | Method for producing positive electrode active material |
| KR20190131842A (en) * | 2018-05-17 | 2019-11-27 | 주식회사 엘지화학 | Positive electrode active material for secondary battery, method for preparing the same and lithium secondary battery comprising the same |
| JP7308462B2 (en) | 2018-12-28 | 2023-07-14 | パナソニックIpマネジメント株式会社 | Positive electrode active material for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery |
| KR102255905B1 (en) * | 2019-08-02 | 2021-05-24 | 삼성에스디아이 주식회사 | Positive electrode active material for rechargeable lithium battery, method of preparing the same, positive electrode for rechargeable lithium battery including the same and rechargeable lithium battery including the same |
| KR102644802B1 (en) | 2019-08-08 | 2024-03-08 | 주식회사 엘지에너지솔루션 | Method for preparing positive electrode active material for secondary battery |
| KR102938713B1 (en) | 2020-10-31 | 2026-03-12 | 컨템포러리 엠퍼렉스 테크놀로지 (홍콩) 리미티드 | Positive electrode active material and method for manufacturing the same, secondary battery, battery module, battery pack and device |
| CN117941095A (en) | 2021-09-10 | 2024-04-26 | 株式会社Lg新能源 | Positive electrode active material, positive electrode comprising same, and lithium secondary battery |
-
2022
- 2022-09-08 KR KR1020220114303A patent/KR20230038123A/en active Pending
- 2022-09-08 WO PCT/KR2022/013553 patent/WO2023038469A1/en not_active Ceased
- 2022-09-08 JP JP2024514553A patent/JP7754577B2/en active Active
- 2022-09-08 EP EP22867737.3A patent/EP4382487A4/en active Pending
- 2022-09-09 US US17/941,284 patent/US20230083736A1/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10637056B2 (en) * | 2016-07-04 | 2020-04-28 | Lg Chem, Ltd. | Method of preparing positive electrode active material for secondary battery and positive electrode active material for secondary battery prepared thereby |
| WO2020171366A1 (en) * | 2019-02-18 | 2020-08-27 | 주식회사 에스엠랩 | Cathode active material, method for manufacturing same, and lithium secondary battery comprising cathode including same |
| US20210167366A1 (en) * | 2019-12-02 | 2021-06-03 | Contemporary Amperex Technology Co., Limited | Positive electrode sheet for secondary battery, secondary battery, battery module, battery pack, and apparatus |
| CN112479267A (en) * | 2020-11-27 | 2021-03-12 | 广东邦普循环科技有限公司 | Ternary cathode material and preparation method and application thereof |
Non-Patent Citations (3)
| Title |
|---|
| CHEN JIASHENG ET AL: "Optimization of B2O3 coating process for NCA cathodes to achieve long-term stability for application in lithium ion batteries", vol. 222, 1 May 2021 (2021-05-01), AMSTERDAM, NL, pages 119913, XP093244141, ISSN: 0360-5442, Retrieved from the Internet <URL:https://pdf.sciencedirectassets.com/271090/1-s2.0-S0360544221X00035/1-s2.0-S0360544221001626/main.pdf?hash=7b3962390f113f9f4e24f5cbc6d0f37a4cf5f0dad570745492d3376838a4a7a5&host=68042c943591013ac2b2430a89b270f6af2c76d8dfd086a07176afe7c76c2c61&pii=S0360544221001626&tid=spdf-933905e4-943c-4e93-b252-8f8> DOI: 10.1016/j.energy.2021.119913 * |
| RYU HOON-HEE ET AL: "Capacity Fading Mechanisms in Ni-Rich Single-Crystal NCM Cathodes", vol. 6, no. 8, 13 July 2021 (2021-07-13), American Chemical Society, pages 2726 - 2734, XP093111051, ISSN: 2380-8195, Retrieved from the Internet <URL:https://pubs.acs.org/doi/pdf/10.1021/acsenergylett.1c01089> DOI: 10.1021/acsenergylett.1c01089 * |
| See also references of WO2023038469A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2024531582A (en) | 2024-08-29 |
| JP7754577B2 (en) | 2025-10-15 |
| KR20230038123A (en) | 2023-03-17 |
| EP4382487A1 (en) | 2024-06-12 |
| WO2023038469A1 (en) | 2023-03-16 |
| US20230083736A1 (en) | 2023-03-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP4220772A4 (en) | Positive electrode active material for lithium secondary battery, method for preparing same, and lithium secondary battery including same | |
| EP4266411A4 (en) | Negative electrode active material for lithium secondary battery, method for preparing same, and lithium secondary battery comprising same | |
| EP4382487A4 (en) | Positive electrode active material, method for preparing same, positive electrode including same, and lithium secondary battery | |
| EP4084144A4 (en) | Positive electrode active material, method for preparing same, and lithium secondary battery comprising positive electrode comprising same | |
| EP4318667A4 (en) | Positive electrode active material, method for preparing same, and lithium secondary battery including positive electrode comprising same | |
| EP4071859A4 (en) | Positive active material, preparation method therefor, and lithium secondary battery having positive electrode comprising same | |
| EP4145568A4 (en) | Cathode active material for lithium secondary battery, production method thereof, and lithium secondary battery comprising same | |
| EP4084135A4 (en) | Positive electrode active material, manufacturing method thereof, and lithium secondary battery including positive electrode including same | |
| EP3950599A4 (en) | Lithium ion secondary battery positive electrode active material, method for manufacturing same, and lithium ion secondary battery | |
| EP4027410A4 (en) | Positive electrode active material for lithium ion secondary batteries, method for producing same, and lithium ion secondary battery | |
| EP4080607A4 (en) | Positive electrode active material, method for producing same, and lithium secondary battery including same | |
| EP4250397A4 (en) | Negative electrode active material for lithium secondary battery, method for preparing same, and lithium secondary battery comprising negative electrode manufactured using same | |
| EP4199152A4 (en) | Positive electrode active material, method for manufacturing same, positive electrode material comprising same, positive electrode, and lithium secondary battery | |
| EP4282829A4 (en) | Method for manufacturing positive electrode active material for lithium secondary battery, positive electrode active material for lithium secondary battery, positive electrode comprising same for lithium secondary battery, and lithium secondary battery | |
| PL3944372T3 (en) | Method for preparing positive electrode active material for lithium secondary battery, and positive electrode active material prepared thereby for lithium secondary battery | |
| EP3993102A4 (en) | Positive electrode active material for lithium ion secondary batteries, method for producing same, and lithium ion secondary battery | |
| EP4080608A4 (en) | Positive electrode active material, method for preparing same, and lithium secondary battery comprising same | |
| EP4266405A4 (en) | Positive electrode active material for rechargeable lithium battery, method of preparing same, and rechargeable lithium battery including same | |
| EP4343887A4 (en) | Positive electrode active material, method for preparing same, and lithium secondary battery comprising same | |
| EP4037030A4 (en) | Positive electrode active material precursor for secondary battery, positive electrode active material, method for producing same, and lithium secondary battery including same | |
| EP3929158A4 (en) | Positive electrode active material for lithium ion secondary battery, method for producing same, and lithium ion secondary battery | |
| EP4174025A4 (en) | Method for preparing cathode active material for lithium secondary battery and cathode active material prepared thereby | |
| EP4080609A4 (en) | Positive electrode active material, method for producing same, and lithium secondary battery including same | |
| EP4258388A4 (en) | Positive electrode active material for lithium secondary battery, method for preparing same, and lithium secondary battery including same | |
| EP3992150A4 (en) | Positive electrode active material for lithium ion secondary batteries, method for producing same, and lithium ion secondary battery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
| 17P | Request for examination filed |
Effective date: 20240306 |
|
| AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
| DAV | Request for validation of the european patent (deleted) | ||
| DAX | Request for extension of the european patent (deleted) | ||
| REG | Reference to a national code |
Ref country code: DE Ref legal event code: R079 Free format text: PREVIOUS MAIN CLASS: C01G0053000000 Ipc: H01M0004360000 |
|
| A4 | Supplementary search report drawn up and despatched |
Effective date: 20250327 |
|
| RIC1 | Information provided on ipc code assigned before grant |
Ipc: C01G 53/506 20250101ALI20250321BHEP Ipc: C01G 53/42 20250101ALI20250321BHEP Ipc: H01M 4/02 20060101ALI20250321BHEP Ipc: H01M 10/052 20100101ALI20250321BHEP Ipc: C01G 53/00 20060101ALI20250321BHEP Ipc: H01M 4/62 20060101ALI20250321BHEP Ipc: H01M 4/505 20100101ALI20250321BHEP Ipc: H01M 4/525 20100101ALI20250321BHEP Ipc: H01M 4/36 20060101AFI20250321BHEP |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
| 17Q | First examination report despatched |
Effective date: 20260114 |